- Product 502256
Mesa Boogie 6L6 STR-440 Amp Tube
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The Mesa Boogie 6L6 STR-440 tubes are premium grade, US equivalent, and are the tube of choice in the production of all Mesa 6L6 powered models. The ...Read More
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Mesa/Boogie's very best overall 6L6 amp tube.
The Mesa Boogie 6L6 STR-440 tubes are premium grade, US equivalent, and are the tube of choice in the production of all Mesa 6L6 powered models. The 6L6 STR-440 amp tubes have remarkable bass definition, articulate mids and shimmering highs that keep every note amazingly intelligible, with a smooth, creamy character. Premium structural quality provides exceptional consistency and reliability that rivals NOS (New Old Stock) durability and sonic character. These Mesa Boogie amp tubes come as a matched pair and are amazing for all styles of music.
Mesa Boogie starts with the finest tubes from around the world, tests and matches each one under simulated operating conditions to the tightest, most demanding industry spec. Then backs them with the best warranty in the business.
Robotube State-of-the-Art Tube Tester
With the brains of a computer and the ears of a musician, Robotube runs a battery of seven exacting tests on each power tube and analyzes performance so thoroughly it can even predict the tube's lifetime. Designed by Mesa Engineering and built for us by an aerospace firm, Robotube is a one-of-a-kind machine and easily the most modern and powerful in the industry